Every two years	modeled estimate, % of children under 5
2000	44.5
2001	43.4
2002	42.4
2003	41.4
2004	40.3
2005	39.3
2006	38.2
2007	37
2008	35.7
2009	34.3
2010	32.8
2011	31.5
2012	30.2
2013	29.1
2014	28.2
2015	27.3
2016	26.4
2017	25.6
2018	24.9
2019	24.3
2020	23.7
2021	23.2
2022	22.7